<html>
    <head>
        <meta name="referrer" content="always"/>
        <meta charset='utf-8'/>
        <meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no"/>
        <meta http-equiv="x-dns-prefetch-control" content="on">
        <meta name="format-detection" content="telephone=no"/>
        <script src="echarts.min.js"></script>
        <script src="http://gallery.echartsjs.com/dep/echarts/map/js/china.js"></script>
		<script src="http://gallery.echartsjs.com/dep/echarts/map/js/world.js"></script>
        <script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
    </head>
    <body>
        <style>
            .bar {
                width: 100%;
                background-color: #57d2f7;
                color: white;
                text-align: center;
                margin-bottom: 10px;
            }

            .bar-action {
                height: auto;
            }

            .box {
                width: 100%;
                height: 600px;
                background-color: #F8F8F8;
            }
        </style>
        <script>
			var year = 2012;
			var geoCoordMap = {
				"海门":[121.15,31.89],
				"鄂尔多斯":[109.781327,39.608266],
				"招远":[120.38,37.35],
				"舟山":[122.207216,29.985295],
				"齐齐哈尔":[123.97,47.33],
				"盐城":[120.13,33.38],
				"赤峰":[118.87,42.28],
				"青岛":[120.33,36.07],
				"乳山":[121.52,36.89],
				"金昌":[102.188043,38.520089],
				"泉州":[118.58,24.93],
				"莱西":[120.53,36.86],
				"日照":[119.46,35.42],
				"胶南":[119.97,35.88],
				"南通":[121.05,32.08],
				"拉萨":[91.11,29.97],
				"云浮":[112.02,22.93],
				"梅州":[116.1,24.55],
				"文登":[122.05,37.2],
				"上海":[121.48,31.22],
				"攀枝花":[101.718637,26.582347],
				"威海":[122.1,37.5],
				"承德":[117.93,40.97],
				"厦门":[118.1,24.46],
				"汕尾":[115.375279,22.786211],
				"潮州":[116.63,23.68],
				"丹东":[124.37,40.13],
				"太仓":[121.1,31.45],
				"曲靖":[103.79,25.51],
				"烟台":[121.39,37.52],
				"福州":[119.3,26.08],
				"瓦房店":[121.979603,39.627114],
				"即墨":[120.45,36.38],
				"抚顺":[123.97,41.97],
				"玉溪":[102.52,24.35],
				"张家口":[114.87,40.82],
				"阳泉":[113.57,37.85],
				"莱州":[119.942327,37.177017],
				"湖州":[120.1,30.86],
				"汕头":[116.69,23.39],
				"昆山":[120.95,31.39],
				"宁波":[121.56,29.86],
				"湛江":[110.359377,21.270708],
				"揭阳":[116.35,23.55],
				"荣成":[122.41,37.16],
				"连云港":[119.16,34.59],
				"葫芦岛":[120.836932,40.711052],
				"常熟":[120.74,31.64],
				"东莞":[113.75,23.04],
				"河源":[114.68,23.73],
				"淮安":[119.15,33.5],
				"泰州":[119.9,32.49],
				"南宁":[108.33,22.84],
				"营口":[122.18,40.65],
				"惠州":[114.4,23.09],
				"江阴":[120.26,31.91],
				"蓬莱":[120.75,37.8],
				"韶关":[113.62,24.84],
				"嘉峪关":[98.289152,39.77313],
				"广州":[113.23,23.16],
				"延安":[109.47,36.6],
				"太原":[112.53,37.87],
				"清远":[113.01,23.7],
				"中山":[113.38,22.52],
				"昆明":[102.73,25.04],
				"寿光":[118.73,36.86],
				"盘锦":[122.070714,41.119997],
				"长治":[113.08,36.18],
				"深圳":[114.07,22.62],
				"珠海":[113.52,22.3],
				"宿迁":[118.3,33.96],
				"咸阳":[108.72,34.36],
				"铜川":[109.11,35.09],
				"平度":[119.97,36.77],
				"佛山":[113.11,23.05],
				"海口":[110.35,20.02],
				"江门":[113.06,22.61],
				"章丘":[117.53,36.72],
				"肇庆":[112.44,23.05],
				"大连":[121.62,38.92],
				"临汾":[111.5,36.08],
				"吴江":[120.63,31.16],
				"石嘴山":[106.39,39.04],
				"沈阳":[123.38,41.8],
				"苏州":[120.62,31.32],
				"茂名":[110.88,21.68],
				"嘉兴":[120.76,30.77],
				"长春":[125.35,43.88],
				"胶州":[120.03336,36.264622],
				"银川":[106.27,38.47],
				"张家港":[120.555821,31.875428],
				"三门峡":[111.19,34.76],
				"锦州":[121.15,41.13],
				"南昌":[115.89,28.68],
				"柳州":[109.4,24.33],
				"三亚":[109.511909,18.252847],
				"自贡":[104.778442,29.33903],
				"吉林":[126.57,43.87],
				"阳江":[111.95,21.85],
				"泸州":[105.39,28.91],
				"西宁":[101.74,36.56],
				"宜宾":[104.56,29.77],
				"呼和浩特":[111.65,40.82],
				"成都":[104.06,30.67],
				"大同":[113.3,40.12],
				"镇江":[119.44,32.2],
				"桂林":[110.28,25.29],
				"张家界":[110.479191,29.117096],
				"宜兴":[119.82,31.36],
				"北海":[109.12,21.49],
				"西安":[108.95,34.27],
				"金坛":[119.56,31.74],
				"东营":[118.49,37.46],
				"牡丹江":[129.58,44.6],
				"遵义":[106.9,27.7],
				"绍兴":[120.58,30.01],
				"扬州":[119.42,32.39],
				"常州":[119.95,31.79],
				"潍坊":[119.1,36.62],
				"重庆":[106.54,29.59],
				"台州":[121.420757,28.656386],
				"南京":[118.78,32.04],
				"滨州":[118.03,37.36],
				"贵阳":[106.71,26.57],
				"无锡":[120.29,31.59],
				"本溪":[123.73,41.3],
				"克拉玛依":[84.77,45.59],
				"渭南":[109.5,34.52],
				"马鞍山":[118.48,31.56],
				"宝鸡":[107.15,34.38],
				"焦作":[113.21,35.24],
				"句容":[119.16,31.95],
				"北京":[116.46,39.92],
				"徐州":[117.2,34.26],
				"衡水":[115.72,37.72],
				"包头":[110,40.58],
				"绵阳":[104.73,31.48],
				"乌鲁木齐":[87.68,43.77],
				"枣庄":[117.57,34.86],
				"杭州":[120.19,30.26],
				"淄博":[118.05,36.78],
				"鞍山":[122.85,41.12],
				"溧阳":[119.48,31.43],
				"库尔勒":[86.06,41.68],
				"安阳":[114.35,36.1],
				"开封":[114.35,34.79],
				"济南":[117,36.65],
				"德阳":[104.37,31.13],
				"温州":[120.65,28.01],
				"九江":[115.97,29.71],
				"邯郸":[114.47,36.6],
				"临安":[119.72,30.23],
				"兰州":[103.73,36.03],
				"沧州":[116.83,38.33],
				"临沂":[118.35,35.05],
				"南充":[106.110698,30.837793],
				"天津":[117.2,39.13],
				"富阳":[119.95,30.07],
				"泰安":[117.13,36.18],
				"诸暨":[120.23,29.71],
				"郑州":[113.65,34.76],
				"哈尔滨":[126.63,45.75],
				"聊城":[115.97,36.45],
				"芜湖":[118.38,31.33],
				"唐山":[118.02,39.63],
				"平顶山":[113.29,33.75],
				"邢台":[114.48,37.05],
				"德州":[116.29,37.45],
				"济宁":[116.59,35.38],
				"荆州":[112.239741,30.335165],
				"宜昌":[111.3,30.7],
				"义乌":[120.06,29.32],
				"丽水":[119.92,28.45],
				"洛阳":[112.44,34.7],
				"秦皇岛":[119.57,39.95],
				"株洲":[113.16,27.83],
				"石家庄":[114.48,38.03],
				"莱芜":[117.67,36.19],
				"常德":[111.69,29.05],
				"保定":[115.48,38.85],
				"湘潭":[112.91,27.87],
				"金华":[119.64,29.12],
				"岳阳":[113.09,29.37],
				"长沙":[113,28.21],
				"衢州":[118.88,28.97],
				"廊坊":[116.7,39.53],
				"菏泽":[115.480656,35.23375],
				"合肥":[117.27,31.86],
				"武汉":[114.31,30.52],
				"大庆":[125.03,46.58]
			};
			var eq_data = [];
			var option = {
				title: {
					text: '全国地震分布图' + year + "年",
					subtext: '数据来源：地震台网',
					left: 'center',
					textStyle: {
						color: '#fff'
					}
				},
				backgroundColor: '#404a59',
				visualMap: {
					min: 0,
					max: 15,
					splitNumber: 5,
					inRange: {
						color: ['#d94e5d','#eac736','#50a3ba'].reverse()
					},
					textStyle: {
						color: '#fff'
					}
				},
				geo: {
					map: 'china',
					label: {
						emphasis: {
							show: false
						}
					},
					roam: true,
					itemStyle: {
						normal: {
							areaColor: '#323c48',
							borderColor: '#111'
						},
						emphasis: {
							areaColor: '#2a333d'
						}
					}
				},
				series: [{
					name: 'AQI',
					type: 'heatmap',
					coordinateSystem: 'geo',
					data: eq_data
				}]
			};
			
			function loadYear(){
				var url = "json/" + year + ".json";
				$.getJSON(url, function(result){
					eq_data = [];
					for(var i in result){
						for(var j in result[i]){
							var item = result[i][j];
							eq_data.push([parseFloat(item.EPI_LON),parseFloat(item.EPI_LAT),parseFloat(item.M)]);
						}
					}
					option.series[0].data = eq_data;
					myChart.setOption(option);
				});
			}
			
			function NextPage(){
				year++;
				if(year > 2017){
					year = 2012;
				}
				option.title.text = '全国地震分布图' + year + "年";
				loadYear();
			}
			
			loadYear();
        </script>
        <div class="bar bar-action">
            <button id="loadData" onclick="NextPage()">下一年</button>
        </div>
        <div class="box" id="map"></div>
        <script>

            var myChart = echarts.init(document.getElementById('map'));
            myChart.setOption(option);
        </script>
    </body>
    <html>
